Instruction Manual for Dcp 9 Kg

USER HAND BOOK

CUM

ILLUSTRATED PART LIST

FOR 09 KG CAPACITY DRY POWDER PORTABLE

FIRE EXTINGUISHER FOR CLASS B&C FIRE.

ASHOKA ENGINEERING COMPANY PLOT NO. 07 GALI NO. 7 ANAND PARBAT INDUSTRIAL ESTATE NEW

DELHI-110005

TENDOR NO:-A043-00-MF-PR-8060/8060 PROJECT:-DEEN DAYAL FIELD DEVELOPMENT PROJECT,OGT OWNER:-GUJRAT STATE PETROLEUM CORPORATION (GSPC)

PMC:-ENGINEERS INDIA LTD TAG NO: - 308-MF-FE-001

DOCUMENT NO:-AEC/DCPSP09/2014-IB

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DOCNO. AEC/IB/DCPSP09/2014 - REV.0

USER HAND BOOK CUM ILLUSTRATED PART LIST

CHAPTER-I

GENERAL DESCRIPTION

SECTION 01: Introduction

1. GENERAL: This hand book covers descriptive instruction for operation maintenance and storage of Extinguisher Fire Dry Powder 09 Kg. capacity. Before attempting to use this Extinguisher, uses must go through this book carefully to get himself acquainted to ensure best results. 2. PURPOSE: The Extinguisher Fire Dry Powder 09 Kg. capacity is used to extinguish Class B.C and Electric Fires, involving liquids or liquefiable solid, flammable and liquefied gases and electric fires. 3. TECHANICAL DATA: Type : Upright

Outside dia of Body : 1755 mm Clear opening dia of : 19 mm neck ring

Total Height : 6205 mm Capacity : 9 Kg. Weight : 5.410 Kg (Approx. Without charge)

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SECTION-2 DESCRIPTION: 1. The Extinguisher unit consists of following assembling: (a)Body,(b)Squeeze Grip Valve ,(c)Syphon pipe,(d)Hose pipe 2. MAIN ASSEMBLIES:

(a)BODY: The main body is fabricated out of M.S. Sheet of 1.6mm thk and its top dome is welded to a neck-ring of M.S. pipe. (b)SQUEEZE GRIP VALVE: Its made of Forged Brass Conforming FLB Grade of IS: 6932. (c) SIPHON TUBE: This is made of ABS plastic and fitted to the Squeeze grip valve. (d) HOSE PIPE: This consists of a rubber hose having 600 mm length & internal dia of 12.5mm and fitted with nozzle.

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Chapter IIChapter IIChapter IIChapter II

OPERATION AND USE

Section-1: PREPARATION FOR USE INSTRUCTIONS

1. Clean the outer container of the fire extinguisher with a soft dry cloth properly.

2. Unscrew the squeeze grip valve.

3. Fill 9 kg of Dry Chemical Powder in the cylinder.

4. Check the squeeze grip valves washer is in the place.

5. Tighten the valve on the neck ring properly.

6. Check the nozzle passage is clear.

7. Check the discharge hole is not clogged.

8. Pressurize the extinguisher with dry nitrogen to a pressure of 15 bar.

9. Tighten the discharge hose to the valve body.

10. Put the safety clip in position.

11. Record the date of filling on the extinguisher.

NOW THE EXTINGUISHER IS READY TO USENOW THE EXTINGUISHER IS READY TO USENOW THE EXTINGUISHER IS READY TO USENOW THE EXTINGUISHER IS READY TO USE

Section-2:-OPERATION AND USE

1. Before operation/use of extinguisher ,operator should be well trained /conversant with

handling/operation of subject extinguisher.

2. Keep/maintain sufficient distance during operation, to avoid any accident.

3. Minimum two persons should be involved during operation and proper safety measure

should be taken.

4. Remove the Fire Extinguisher from the wall bracket and carry to the fire place.

5. Remove the safety clip from the valve.

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6. Press the lever of squeeze grip valve & extinguisher start to discharge the Dry

Chemical Powder.

7. Direct the jet on the seat of fire, with sweeping motion side to side.

8. When fire is out ,standby & watch for possible re-ignition .

9. Realize the lever of the valve to stop the discharge of powder.

CHAPTERCHAPTERCHAPTERCHAPTER----IIIIIIIIIIII

MAINTENANCE AND REPAIR

Section 01 MAINTENANCE

1. After the discharge ,the extinguisher must be cleaned with dry cloth or cotton waste

DO NOT USE WATER TO CLEAN THE FIRE EXTINGUISHER.

2. The Extinguisher must be recharged and the date of charging to be indicated on the

extinguisher body.

3. Clean the exterior of the extinguisher body once in a month.

4. Once in a month check the nozzle outlet for clogging.

5. At frequent intervals, it must be ensured that extinguisher is in proper condition with

safety clip in the position & it is not accidentally discharge.

6. Once in a month, check the pressure gauge for specified pressure in the cylinders. In

case pressure is low send the extinguisher for recharging.

7. Check the vent holes are not clogged.

8. Before recharging ,unscrew the valve slowly to release the pressure from the

extinguisher

9. Check the valve operating mechanism is working properly.

10. Empty the dry powder in a container & check the powder for caking, lumping and any

foreign material .It caking/lumping are found, replace the powder with fresh powder

charge.

11. Before replacing the powder, check the inner surface for any corrosion/damage .In

case inner surface is found to be corroded .The cylinder should be subjected to

hydraulic pressure of 35Kg/cm2 to check for any leakage/seepage etc. If cylinder is

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found to be acceptable it should be cleaned thoroughly and surface treatment is to be

carried out.

12. The Cylinder body shall be subjected to Hydrostatic pressure test after every three

years. If leakage/seepage, visible distortion is observed, the extinguisher shall be

rejected and replace.

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13. The cylinder which fails the hydrostatic pressure test shall be rejected and disposed of

to avoid subsequent use.

14. Some of the extinguisher (say 10% to25%) should be picked up randomly from the

extinguishers lot which are in continuous operation for the last 03 years for conduct of

performance test .Advantage of the test should be taken to give practical training to the

staff in handling and operation of extinguisher .In case where more than 25%

extinguisher fails the performance test, all the remaining extinguisher from the lot

should be used in imparting warning.

15. Once in a year, polish the painted portion with wax polish and brass parts with metal

polish.

16. Written records should be maintained for maintenance, inspection and testing of

extinguisher. One page shall be allocated to each extinguisher.

17. NOTE:

(a) Dry Powder extinguisher should be opened in a dry room and for a minimum

possible time to avoid effect of atmospheric moisture on powder.

18. The uncharged extinguisher stocked inside shall be maintained as given below:-

(a) Once in six months, clean the exterior of extinguisher by soft & dry cloth.

(b) Once in a year check the washer valve ,grease the threads and check the lever

mechanism and discharge control for free movement .Examine vent holes.

(c) Once in a year, examine the bodies of extinguisher externally and internally using

illuminating probe. Corroded or damaged extinguisher should be replaced.

(d) Once in a year, polish the painted portion with wax polish and brass parts with

metal polish.

(e) The extinguisher shall be subjected to a hydraulic pressure of 35kgf/cm2 for a

duration of 30 sec before issuing to the user subject to the last hydraulic test was

done before three years .In case extinguisher fails due to leakage or visible

distortion ,the same shall be replaced.

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Section -2: REPAIR

1. At the time of inspection any worn out part/parts should be replaced by new one. For any major repair send the extinguisher to the manufacturer.

2. While assembling valve, all the parts should be properly cleaned to ensure correct fitting.

CHAPTER-IV

TRANSPORTATION (a) The extinguisher to be transported after proper packing as per specn,in empty condition

to avoid any mishap by Rail/Road. (b) Any additional safeguard considered may be added by the contractor.

CHAPTER-V

PACKING AND PRESERVATION

SECTION-1: SPECIAL FEATURE AND HAZARDS:

The fire extinguisher is operated in the upright position. The design of the nozzle is such as to ensure a throw of jet not less than 2 meters for a minimum period of more than 13 sec & discharge of 90% minimum of powder contents. The extinguisher should always be transported in empty condition to avoid any mishap.

Section-2:

(a) PACKING 1. No packing is required during use.

2. Each extinguisher shall be packed in a polythene bag of 100 micron thickness & thereafter in a corrugated box of 5 ply sheet with adequate polystyrene packing at top and bottom of extinguisher to protect the valve and bottom skirt to avoid the movement of extinguisher. The thickness of polystyrene at any point shall not be less than 20 mm. The box shall be closed with self-adhesive tape strapped with plastic/nylon strap.

(b) PRESERVATION 1. Keep the extinguisher in a cool & dry place.

2. Do not expose the extinguisher to direct sunlight.

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ILLUSTRATED PART LIST

ITEM NO. DESCRIPTION QTY. PART NO.

1 VALVE ASSEMBLY 01 AEC\DCP09\01

2 COLLAR O RING 01

AEC\DCP09\02

3 DELIVERY PIPE WITH NOZZLE 01 AEC\DCP09\03

4 HOSE GASKET O-RING 01 AEC\DCP09\04

5 RING PIN 01 AEC\DCP09\05

5A CHAIN(NYLON) FOR RING PIN 01 AEC\DCP09\54

6 LEVER 01 AEC\DCP09\06

7 HANDLE 01 AEC\DCP09\07

8 GAUGE 01 AEC\DCP09\08

9 VLAVE STEM O-RING 01 AEC\DCP09\09

10 VALVE STEM ASSEMBLY 01 AEC\DCP09\10

11 SPRING 01 AEC\DCP09\11

12 SIPHON PIPE 01 AEC\DCP09\12

13 STRAP AND HOSE ASSY 01 AEC\DCP09\13

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Instruction Manual for Dcp 9 Kg